Home / 151,032.67-208,420.68-83,049.57

Finding the Fourth Proportional to 151,032.67, 208,420.68 and 83,049.57

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Solution

The fourth proportional to 151,032.67, 208,420.68 and 83,049.57 is: 114,605.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,032.67 : 208,420.68 = 83,049.57 : x
  2. Step 2: Convert to fraction form
    151,032.67/208,420.68 = 83,049.57/x
  3. Step 3: Cross multiply
    151,032.67x = 208,420.68 × 83,049.57
  4. Step 4: Simplify right side
    151,032.67x = 17,309,247,853.11
  5. Step 5: Solve for x
    x = 17,309,247,853.11/151,032.67
  6. Step 6: Final answer
    x = 114,605.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.